QO‘ZG‘ALMAS QISMI TRILAPLASIANDAN IBORAT BO‘LGAN DISKRET SHREDINGER OPERATORGA MOS FREDHOLM DETERMINANTINING XOSSALARI. INNOIST. 2026;3(4):155-161. Accessed May 14, 2026. https://www.innoist.uz/index.php/ist/article/view/1556